Heathrow’s current plan
M25 tunnel
Third runway
Existing
runway
M25
Terminal 2
Terminal 5
Existing
runway
Terminal 4
Alternative plan
Reduced site area by 23% to cut
demolition and ground works
Third runway
Reconfigured and
expanded T5 site
Scrapped T2
expansion
Heathrow’s current plan
Alternative plan
M25 tunnel
Existing
runway
Reduced site area by 23% to cut
demolition and ground works
Third runway
Third runway
M25
Terminal 2
Reconfigured and
expanded T5 site
Scrapped T2
expansion
Terminal 5
Existing
runway
Terminal 4